Let T = {X. Ø, {b}, {a, b}} be a topology on X = {a,b,c} and let A = {a,b,c}, B = {a,b,c}. Find a) A', B', (An B)' and A' B' b) what about (An B)' and A'n B'
Let T = {X. Ø, {b}, {a, b}} be a topology on X = {a,b,c} and let A = {a,b,c}, B = {a,b,c}. Find a) A', B', (An B)' and A' B' b) what about (An B)' and A'n B'
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Transcribed Image Text:Let T = {X. Ø, {b}, {a, b}} be a topology on X = {a,b,c} and
{a, b, c }. Find
let A
=
{a,b,c}, B
=
a) A', B', (An B)' and A' B'
b) what about (An B)' and A' B'
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